12200221110122 has 4 divisors (see below), whose sum is σ = 18300331665186. Its totient is φ = 6100110555060.

The previous prime is 12200221110113. The next prime is 12200221110131. The reversal of 12200221110122 is 22101112200221.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12200221110113) and next prime (12200221110131).

It can be written as a sum of positive squares in only one way, i.e., 12174174700801 + 26046409321 = 3489151^2 + 161389^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12200221110122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3050055277529 + ... + 3050055277532.

Almost surely, 2^{12200221110122} is an apocalyptic number.

12200221110122 is a deficient number, since it is larger than the sum of its proper divisors (6100110555064).

12200221110122 is an equidigital number, since it uses as much as digits as its factorization.

12200221110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6100110555063.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12200221110122 its reverse (22101112200221), we get a palindrome (34301333310343).

The spelling of 12200221110122 in words is "twelve trillion, two hundred billion, two hundred twenty-one million, one hundred ten thousand, one hundred twenty-two".